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Having to sit through a 20 min video to get information which could be put a 5 min video.

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You could try circumlocution - The use of many words where fewer would do, especially in a deliberate attempt to be vague or evasive.

Note that this does not necessarily mean repeating the same information, but certainly involves rambling on and beating about the bush. Also note that this is often used as a deliberate device to spin out information to fill time, or sometimes a poetic device to satisfy the metric requirements of a poem.

The con man tried to use circumlocution to avoid explaining his real intentions to the wealthy couple

Depending upon circumstances, though, filibuster might also be appropriate - a delaying tactic; a long speech given in order to delay progress or the making of a decision.

Strom Thurmond’s senate filibuster lasted over 24 hours

[oxforddictionaries.com]
[dictionary.com]

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  • Already given in numerous answers. Jan 5 '18 at 20:12

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